Noun
Initialism of site management organization; an organization that provides clinical trial related services.
Initialism of social movement organization.
Source: en.wiktionary.orgNice tips, But I use Social media marketing for my business branding in place of email marketing because SMO is latest way of content marketing. Source: Internet
“One SMO unit can recycle 27 tons of waste per day, and three units could produce enough electricity to power half of all the public lighting in Marrakech,” Hamza said. Source: Internet